//
//  Device.swift
//  CometChatSwift
//
//  Created by Pushpsen Airekar on 02/02/21.
//  Copyright © 2021 MacMini-03. All rights reserved.
//

import Foundation
import UIKit

extension UIDevice {
   
   // This extention deals with the devices which you want to check the specific conditions and Do the UI Changes according with device size.
   
   static let modelName: String = {
       var systemInfo = utsname()
       uname(&systemInfo)
       let machineMirror = Mirror(reflecting: systemInfo.machine)
       let identifier = machineMirror.children.reduce("") { identifier, element in
           guard let value = element.value as? Int8, value != 0 else { return identifier }
           return identifier + String(UnicodeScalar(UInt8(value)))
       }
       
       func mapToDevice(identifier: String) -> String { // swiftlint:disable:this cyclomatic_complexity
           #if os(iOS)
           switch identifier {
           case "iPod5,1":                                 return "iPod Touch 5"
           case "iPod7,1":                                 return "iPod Touch 6"
           case "iPhone3,1", "iPhone3,2", "iPhone3,3":     return "iPhone 4"
           case "iPhone4,1":                               return "iPhone 4s"
           case "iPhone5,1", "iPhone5,2":                  return "iPhone 5"
           case "iPhone5,3", "iPhone5,4":                  return "iPhone 5c"
           case "iPhone6,1", "iPhone6,2":                  return "iPhone 5s"
           case "iPhone7,2":                               return "iPhone 6"
           case "iPhone7,1":                               return "iPhone 6 Plus"
           case "iPhone8,1":                               return "iPhone 6s"
           case "iPhone8,2":                               return "iPhone 6s Plus"
           case "iPhone9,1", "iPhone9,3":                  return "iPhone 7"
           case "iPhone9,2", "iPhone9,4":                  return "iPhone 7 Plus"
           case "iPhone8,4":                               return "iPhone SE"
           case "iPhone10,1", "iPhone10,4":                return "iPhone 8"
           case "iPhone10,2", "iPhone10,5":                return "iPhone 8 Plus"
           case "iPhone10,3", "iPhone10,6":                return "iPhone X"
           case "iPhone11,2":                              return "iPhone XS"
           case "iPhone11,4", "iPhone11,6":                return "iPhone XS Max"
           case "iPhone11,8":                              return "iPhone XR"
           case "iPad2,1", "iPad2,2", "iPad2,3", "iPad2,4":return "iPad 2"
           case "iPad3,1", "iPad3,2", "iPad3,3":           return "iPad 3"
           case "iPad3,4", "iPad3,5", "iPad3,6":           return "iPad 4"
           case "iPad4,1", "iPad4,2", "iPad4,3":           return "iPad Air"
           case "iPad5,3", "iPad5,4":                      return "iPad Air 2"
           case "iPad6,11", "iPad6,12":                    return "iPad 5"
           case "iPad7,5", "iPad7,6":                      return "iPad 6"
           case "iPad2,5", "iPad2,6", "iPad2,7":           return "iPad Mini"
           case "iPad4,4", "iPad4,5", "iPad4,6":           return "iPad Mini 2"
           case "iPad4,7", "iPad4,8", "iPad4,9":           return "iPad Mini 3"
           case "iPad5,1", "iPad5,2":                      return "iPad Mini 4"
           case "iPad6,3", "iPad6,4":                      return "iPad Pro (9.7-inch)"
           case "iPad6,7", "iPad6,8":                      return "iPad Pro (12.9-inch)"
           case "iPad7,1", "iPad7,2":                      return "iPad Pro (12.9-inch) (2nd generation)"
           case "iPad7,3", "iPad7,4":                      return "iPad Pro (10.5-inch)"
           case "iPad8,1", "iPad8,2", "iPad8,3", "iPad8,4":return "iPad Pro (11-inch)"
           case "iPad8,5", "iPad8,6", "iPad8,7", "iPad8,8":return "iPad Pro (12.9-inch) (3rd generation)"
           case "AppleTV5,3":                              return "Apple TV"
           case "AppleTV6,2":                              return "Apple TV 4K"
           case "AudioAccessory1,1":                       return "HomePod"
           case "i386", "x86_64":                          return "\(mapToDevice(identifier: ProcessInfo().environment["SIMULATOR_MODEL_IDENTIFIER"] ?? "iOS"))"
           default:                                        return identifier
           }
           #elseif os(tvOS)
           switch identifier {
           case "AppleTV5,3": return "Apple TV 4"
           case "AppleTV6,2": return "Apple TV 4K"
           case "i386", "x86_64": return "Simulator \(mapToDevice(identifier: ProcessInfo().environment["SIMULATOR_MODEL_IDENTIFIER"] ?? "tvOS"))"
           default: return identifier
           }
           #endif
       }
       
       return mapToDevice(identifier: identifier)
   }()
   
}
